From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4FB96C04AB5 for ; Mon, 3 Jun 2019 15:55:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2588627A83 for ; Mon, 3 Jun 2019 15:55:43 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=st.com header.i=@st.com header.b="Xgg2ZonO" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729559AbfFCPzm (ORCPT ); Mon, 3 Jun 2019 11:55:42 -0400 Received: from mx07-00178001.pphosted.com ([62.209.51.94]:45171 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729289AbfFCPzl (ORCPT ); Mon, 3 Jun 2019 11:55:41 -0400 Received: from pps.filterd (m0046037.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x53Ffkex011067; Mon, 3 Jun 2019 17:55:29 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=st.com; h=from : to : cc : subject : date : message-id : mime-version : content-type; s=STMicroelectronics; bh=ZCdO21K/HCc+rGX1H596yCycvup/VxX5uy2+Ur8pj+A=; b=Xgg2ZonOC8ICExILsYQjJB8StuOl0e2H710XlD5MZSS3zImj1hi5WdbVYJ5ZI8jnT8PT zj6EQFf4cwf/mdnQRtkP6UcGj16VHkGEmqiJAVuWrOvYTAmcpJVPAAVY3/IvAJvWjN3e /oB818VDB5uGOlAdvlPlzvZYGUEXPM0VnoNjel+A46HIXyLrvJIvAn/+G1feRJzmFOJS 8T2FGfn3yn8narTH7t2KEYTP+Ft+RdTj2O8NLEtX7FQp7X/3gy/zad7mgfR721FKOFnd 6blcLZAmaJjbgLhjpsRJLZquSpxBBshJLXdNCn1GsQCgWA+ehSEz1n8xFE7fPlMd0s8p 0g== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 2sunmc2xs0-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT); Mon, 03 Jun 2019 17:55:29 +0200 Received: from zeta.dmz-eu.st.com (zeta.dmz-eu.st.com [164.129.230.9]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 67D3131; Mon, 3 Jun 2019 15:55:28 +0000 (GMT) Received: from Webmail-eu.st.com (Safex1hubcas22.st.com [10.75.90.92]) by zeta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 425804E66; Mon, 3 Jun 2019 15:55:28 +0000 (GMT) Received: from SAFEX1HUBCAS23.st.com (10.75.90.47) by Safex1hubcas22.st.com (10.75.90.92) with Microsoft SMTP Server (TLS) id 14.3.439.0; Mon, 3 Jun 2019 17:55:28 +0200 Received: from lmecxl0923.lme.st.com (10.48.0.237) by webmail-ga.st.com (10.75.90.48) with Microsoft SMTP Server (TLS) id 14.3.439.0; Mon, 3 Jun 2019 17:55:27 +0200 From: Ludovic Barre To: Ulf Hansson , Rob Herring CC: , Maxime Coquelin , Alexandre Torgue , , , , , , Ludovic Barre Subject: [PATCH V3 0/3] mmc: mmci: add busy detect for stm32 sdmmc variant Date: Mon, 3 Jun 2019 17:55:22 +0200 Message-ID: <1559577325-19266-1-git-send-email-ludovic.Barre@st.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.48.0.237] X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2019-06-03_12:,, signatures=0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Ludovic Barre This patch series adds busy detect for stm32 sdmmc variant. Some adaptations are required: -Clear busy status bit if busy_detect_flag and busy_detect_mask are different. -Add hardware busy timeout with MMCIDATATIMER register. V3: -rebase on latest mmc next -replace re-read by status parameter. V2: -mmci_cmd_irq cleanup in separate patch. -simplify the busy_detect_flag exclude -replace sdmmc specific comment in "mmc: mmci: avoid fake busy polling in mmci_irq" to focus on common behavior Ludovic Barre (3): mmc: mmci: fix read status for busy detect mmc: mmci: add hardware busy timeout feature mmc: mmci: add busy detect for stm32 sdmmc variant drivers/mmc/host/mmci.c | 49 +++++++++++++++++++++++++++++++++++++++++-------- drivers/mmc/host/mmci.h | 3 +++ 2 files changed, 44 insertions(+), 8 deletions(-) -- 2.7.4